163119376

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 372619008

約数和(自身を除く): 209499632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 73, 112, 142, 146, 281, 284, 292, 497, 511, 562, 568, 584, 994, 1022, 1124, 1136, 1168, 1967, 1988, 2044, 2248, 3934, 3976, 4088, 4496, 5183, 7868, 7952, 8176, 10366, 15736, 19951, 20513, 20732, 31472, 36281, 39902, 41026, 41464, 72562, 79804, 82052, 82928, 139657, 143591, 145124, 159608, 164104, 279314, 287182, 290248, 319216, 328208, 558628, 574364, 580496, 1117256, 1148728, 1456423, 2234512, 2297456, 2912846, 5825692, 10194961, 11651384, 20389922, 23302768, 40779844, 81559688, 163119376]

約数ペア:

[(1, 163119376), (2, 81559688), (4, 40779844), (7, 23302768), (8, 20389922), (14, 11651384), (16, 10194961), (28, 5825692), (56, 2912846), (71, 2297456), (73, 2234512), (112, 1456423), (142, 1148728), (146, 1117256), (281, 580496), (284, 574364), (292, 558628), (497, 328208), (511, 319216), (562, 290248), (568, 287182), (584, 279314), (994, 164104), (1022, 159608), (1124, 145124), (1136, 143591), (1168, 139657), (1967, 82928), (1988, 82052), (2044, 79804), (2248, 72562), (3934, 41464), (3976, 41026), (4088, 39902), (4496, 36281), (5183, 31472), (7868, 20732), (7952, 20513), (8176, 19951), (10366, 15736)]